5900x undervolt curve optimizer

5900x undervolt curve optimizer. 160K views 2 years ago. This video will show you how to test your cores to individually adjust each core where n Jun 28, 2022 · I've a 5900X that I'm attempting to undervolt with the view to lower temperatures (and therefore acoustics of fan noise), but retain stock performance or slightly better. Feb 21, 2021 · An interesting note is that the curve optimizer should only be available since AGESA 1. 0, but the ASRock BIOS version I’m running (1. I let my motherboard handle everything and mess with the optimizer curve and counts with the boost MHz values. . net, set to detect CO errors). CCD2 is stuck at 0 unfortunately. Hello everyone! The AMD APU Tuning Utility team have recently released a build of AATU (found here) that allows the manipulation of the V/F curve for 5900HX CPUs, in a similar fashion to the desktop 5000-Series Curve Optimizer (0 to -30 max limit). Im currently dialing up the curve optimizer, i give each core around 2-3 days of testing, currently testing core#3. 9M subscribers in the Amd community. Clock Tuner only supports up to Zen2 at the moment but it makes it extremely easy to find an OC profile that works with the voltage you want. Mar 1, 2022 · Hello, is there a simple way to set up PBO and the curve for undervolting? My CPU does run a bit on the warmer side because the heat from the RTX 3060 tends to travel out of the backside of the card and gets picked up by the CPU cooler since the slot for the video card is right next to CPU socket and with the case standing up (vertical), the heat rises up in the case. however AMD Nov 19, 2020 · This is the info for those whose system could be stabilized by setting the Curve optimizer to a positive number. Oct 7, 2000 · The two are not mutually exclusive. Mar 24, 2021 · This is sort of what AMD was thinking about with allowing users to adjust each core in the Curve Optimizer. Cooling it is an Arctic Liquid Freezer II 360 rev 4 with the offset brackets and Arctic MX-6 thermal paste. During normal tasks (even at idle) the PC runs fine, no crashes. I set my curve optimizer to "per core" and changed all of them to negative -25 to start off, and switched power limits to "motherboard" which of course maxes every limit out. Setting power limits to PPT 88W, TDC 60A, and EDC 90A (the defaults for the non-X part) gives about 85% of the all-core performance at just 61% of the power draw when combined with a Curve Optimizer per-core undervolt. Nov 5, 2020 · Use AMD Curve Optimizer as @Alexshunter suggest and use my chart as a rough template for actual overvolt/undervolt if you want. I'm a bit confused because two of the key settings (I think) seem to be contradictory, being the curve optimizer offset (from 0 to negative 30) or the manual OC boost limit (from 0 to +200 mhz). 95 MHz - CPU-Z VALIDATOR TUF Ultimate Force CPU: Ryzen 9 3900x@4. 069 pretty much sweet spot and there oc tunning done. Oct 13, 2021 · Slight undervolting can help with Ryzen 5000, usually when done with PBO and the curve optimizer. You can apply the same undervolt to all cores at the same time, or by each core individually. Feb 5, 2023 · A real undervolt would be to play with the EDC, TDC and PPT, but you would limit the performance of the chip where Curve Optimizer can actully increse the multi core performance, It doesn't necessarily undervolt, it just moves the curve of the max voltage a core can use at a clock speed. com)) and was very confident that I had learned about the somewhat unusual test of forcing "Windows 10 Automatic Repair and Diagnosis" for ten times. 95V instead, and whatever frequency is mapped to 1V is now >2GHz. 9GHz. 50Ghz (Undervolt) Curve optimizer and Boost Apr 16, 2021 · So like lot of people after reading a lot about this and watching a number of tech videos, I have enabled PBO2 & undervolted my 5900x via Curve Optimizer (with negative 20) on my Msi MEG X570 ACE and its been stable for the last 3 days. 0 + Auto OC enabled - 11,490 all core, 610 single-core Cinebench R20 PB0 2. I didn't touch anything else, i set EDC/TDC limits to motherboard and then curve optimizer to negative 5 offset, im also running DOCP Next you’re going to want to do a per core tune on through curve optimization. Aug 17, 2021 · Curve Optimizer allows us to adjust the V/f curve for each individual core positively or negatively up to 30 steps of 3 to 5 mV. I use PBO and Curve optimizer at the same time. The whole point of the curve optimizer and PBO is to maximize boost frequencies without clock stretching. 4v at all times, causing 60c+ at idle, and the moment I turned on a game it would shoot to 80c+ and get worse. How to undervolt AMD 5000 series CPUs with curve optimizer per core. before the clock I think it went up to 4949 Mhz, does undervolt disable my boost overclock? or is the 4949 from a single core boost not sure. I have a -30 tested on corecycler with y-cruncher on my ryzen 5 5800x3d, and the temps are lower 80 instead of 90, and 100mhz more on the clocks. As undervolting can be very frustrating im taking my time. it constantly changes voltage and current based on work load. Pick Curve Optimizer from the menu on the left. So maximum -150mV or +150mV. By offsettting the curve youre lowering the voltage for the curve, resulting in less heat as long as its stable. Just keep in mind that instability that results from too low of a negative offset will usually manifest itself while the system is at idle, NOT while the system is at load. My own 5900X (day 1 purchase), CCD1 can drop ~10-15. Nov 19, 2020 · Mainboard: MSI x570 Unify Mainboard-BIOS: 7C35vA82 (Beta version) CPU: Ryzen 5900x RAM: Crucial Ballistix BL2K32G36C16U4B 3600 MHz, 64GB (32GB x2) Drive: M. zen 3 doesn't function similar to older cpus. I’ve started at offset of 30, but it crashed while logging to Windows. This is still a bit shy from the advertised 631 SC, so I decided to decrease the curve optimizer in increments of 5 until Cinebench crashes, and then increase it by 5. I know you can manually tune it with PBO2 and the Curve Optimizer and I also recently found 1usmus' CTR 2. Jan 17, 2021 · Turns out Core 1 on my 5900X is a lot worse than all the other cores, it easily spits out WHEA errors if not fed enough juice. from my personal experience Keep tabs on Clock Tuner 2. 5900x -30 all core curve optimiser. Jan 24, 2021 · RYZEN 9 5900X PBO Curve Optimizer with RTX 3080 (7 Games / FHD / 1080p)PUBG : UltraDota2 : DX11 / Best LookingLeague of Legends : Very High / Anti-AliasingOv Aug 21, 2023 · Those Ryzen 5000 CPUs can be quite a bit power hungry if you let them behave like they want to, which is why today we're setting this R9 5900X to be more per I hope you're all having a good night, and can hopefully help me out. This adjusts the voltage/frequency curve. A -10 all core is more than stable to what I've seen. While it seems that I can undervolt my CPU All-Core to negative 30, jumping in speed from 4. 15 GHZ is not a one-off number. unless you set lower values in PBO power settings, it will always boost to the maximum clock speed till it reaches thermal throttle at 90c. It actually finished Cinebench R20 with 25 offset, but wo AMD Ryzen Master (Basic View) The basic view provides you with the ability to automatically overclock your CPU, manually control how much overclocking you wish to apply as well and give you a view of important system parameters like the CPU temperature, speed and voltages. I’ve been trying to find stable values for my 5900x tuning each core one by one. This is before I tweak BIOS or anything at all, Loaded Optimized Default, with PBO and Core Boost enabled by default and XMP Profile #1 (3600MHz). Any questi Aug 6, 2021 · AMD Ryzen 9 5900X @ 4623. 48GHz and increasing the Cinebench Score from 20933 to 22447, I have a question about thermals. if you want to keep temp below 75c either set the thermal limit 75c under PBO settings or play with TDC , EDC values. Now, for the most important part: The Curve Optimizer. Basically, a 50mV undervolt tells a CPU that instead of operating at, say, 2GHz at 1V, operate at 2GHz at 0. The curve optimizer may not give you the best results for temperatures, but it can increase a bit the clocks, even at high temperatures. In that, however, you’re focusing on overall power only within the bounds of the triangle (positive values resulting in giving the core more voltage, or negative values reducing it), whereas in CTR we are looking directly at core voltage against core frequency and giving more granular Apr 16, 2022 · AMD's Curve Optimizer is a relatively new feature introduced alongside AMD Ryzen 5000 CPUs almost two years ago to undervolt Ryzen 5000 chips to improve performance and efficiency. Hope it helps with your setup. This potent system Good guide. After I had been working with the Curve Optimizer for some time. With this at 105 I lost about 25mhz, and at 110 to 120 lost between 25 to 50mhz so it is part of the fine tuning you can do - I believe around 120 to 130 is typical for a 5900 but again check other peoples numbers, i might not I have a stable overclock 4725/4675 Mhz overclock and undervolt on my Ryzen 5900x. Mar 29, 2021 · The curve optimizer is a tool that allows you to undervolt your CPU. 0. Below that, Curve Optimizer Control will already be Included with Auto Offset turned on. Feb 15, 2023 · Lower Temps and Power On Your Ryzen 7 5800X CPU Without Losing Gaming Performance. I've been trying to use curve optimizer to undervolt my CPU to keep the same performance but lower temps. I've done this before on my previous 5800X. 265v. EDC Limit 100 (This is the one that fine tunes your curve optimizer after you find the best curve optimizer numbers. 7 or higher depending on your cooling solution and also peak super high up to* 5mhz in low I hit a CB R32 multi-core score of 39,447 and a single core score of 2,022 with Curve Optimizer set to all core -30 and no other tweaks using an NH-D15 for cooling. Curve optimizer undervolting on my 5900x made a big difference in gaming performance, taking the cores from around 4. Dec 6, 2020 · I really just want to undervolt the thing a bit for temperatures purposes, I'm not interested in hunting for higher frequencies, because I feel like for any meaningful gains I'd have to spend enormous times understanding tons of settings and testing for even longer, and the little I could get with just some minor adjustments would make absolutely zero difference for regular usage. My system: Apr 22, 2021 · So while it might really come under the heading of 'undervolting' here's a video showing some tips on getting most of the new curve optimizer function that's available on 5000 series CPU's. fuck that program lol But to be fair my 5600X is core cycler stable at PBO +150, so 4800MHz. I am seeing great improvements for both single core and all core workloads and temps for example - the 5000 series boost algorithms favour lower temps, so lower temp can equal higher boost freq, at the very least higher sustained boost. Undervolt ryzen 9 5900x I have the Ryzen 9 5900x all I did was enable PBO and found my limits PPT 195 EDC 140 TDC 130 no undervolting no curve optimizer LLC on Note: about a month ago when I started adjusting the curve optimizer I could hit -30 all core but nowhere near on the per core method. Returning to our example, if our CPU is really good and we can offset the entire curve by negative 30 steps, the voltage required for a given frequency is much lower. PBO + Curve Optimizer enable. 65 GHz @ 1. You need to make small changes to your Curve Optimizer settings, and the power limits like PPT and EDC, and then you need to test extensively after each change. So naturally I spent most of my time tinkering with it and fou May 14, 2022 · Precision Boost Overdrive 2. Jun 23, 2024 · The first thing to do is find the best curve with the Curve Optimizer in Ryzen Master. 4GHz | Motherboard: X570 Plus TUF - Wifi | GPU: ASUS Strix 1070 Ti | RAM: GSkill 32GB B-Die@3800MHz | Hard Drive: PM980 1TB | Hard Drive: 970 Pro 512GB | Hard Drive: Intel 660p 2TB | Hard Drive: Seagate 8TB DC Edition | Hard Drive: 960 Pro 512GB | Power Or do this try only enable pbo and lower undervolt from 0. You can leave the settings as is. Jun 2, 2023 · My 5900X fails core cycler not too far past stock settings, so I just give it the beans with an aggressive curve to back it up. A couple of minor points I've found from screwing about with a couple of these chips on a few different mobos now. 8. 1 and I am not sure which would be better to use (best combination of time/results). Switch to Advanced View in Ryzen Master for more detailed settings. Most cores are performing normally - the best are at -10, others at -20. Dec 12, 2020 · Ryzen 9 5900X temperature test on Noctua D15 (Custom Silent Profile). Dec 27, 2020 · Với việc AMD cho ra mắt PBO 2 (Precision Boost Overdrive 2) hỗ trợ tốt hơn cho các CPU Zen 3, trong đó đặc biệt quan tâm tới vấn đề tối ưu điện áp (Undervolt - UV) với tính năng mới Curve Optimizer thì đối với người dùng đang sử dụng Ryzen 5000 sẽ có thêm một lựa chọn UV khác Yes, this CAN be a lot of testing, but Curve Optimizer CPUs are most likely to crash at the highest boosts (= lowest loads), so sheer duration is the only way to generate any confidence in stability. Or like more then half oc ers here test a few days with negattive curve ppt etc and get 50 hz more on all core or pass 5 ghz by max 100 and then complain about 90 C on cinebench;)) I'm getting 82 in cb r23 and 52 in games (room temp 22 23 c) 45 votes, 48 comments. I ended up going through each individual PBO setting and a variety of curve values, the frustrating part is finding a balance without getting idle - low workload resets and which core is causing them. Some expert suggested me to try setting the Curve on a per-core basis. My best cores of first ccd are #0 and #5 unfortunately with auto oc +200mhz setting i can only get my best #0 core stable at 0 offset, other 2 seems stable at -20 so Hi this video outlines some bios settings I am using to lower my temperatures and increase performance on my 5900x. With PBO on auto, the 5900X hardly touches 4. Aug 31, 2021 · I am currently rocking an Asus Dark Hero X570 and a Ryzen 5900x (rest of build specs below). AMD's official documentation says to use 10x scalar with Curve Optimiser, so I very much doubt it's violating FIT voltag Dec 13, 2020 · This allows for higher clock speeds on single threaded workloads. Bizarre, but not something I’m going to complain about. I recently decided to use the curve optimiser for Ryzen on my 5900x. I saw in the comments that some people said they saw a 10C -15C temperature drop which gives the 5900x more headroom and increases performance but then other people were saying it was very unstable with windows or it crashed Jul 23, 2022 · I recently bought and installed a Ryzen 9 5900X, and I wanted to play with curve optimizer and test around with CB23. My undervolt is a static 1. 14v, the CPU has due to the lower temps increased turbo as high 'it' wants and this increases the power usage, hence the higher current draw. with Cinebench or the Windows Repair, and much easier than manually setting the affinity of the process via the Task Manager. Apr 13, 2021 · With Curve Optimizer set to 20, that reduces the vcore by 0. I regularly see this during light workloads. I began with my worst ccd worst cores and climbed to better cores and than better ccd. 38 votes, 74 comments. Mar 12, 2022 · It utilizes algorithms to push clocks higher for longer, often while using less power and producing less heat. I tried a lot of settings: All core and single core undervolting, from values around -5 to -30. Thankfully, Ryzen Master gets us most of the way there; the values it gives are usually stable enough at least for idle Windows tasks. no problem. 075 to 0. Curve optimizer. Curve Optimizer is the savior in this situation, I can isolate Core 1 with a conservative setting and tweak the other cores to my hearts liking without any instability 🙂 Curve optimizer on all core negative! Results are multi core cinebench R23 Cooler is dark rock pro, Fan speed 50%, never over 70°C 4-digit values are MHz! No curve optimizer 4100 all core 4123 most cores CB-Score: 20506 Curve -22 4275-4300 all core 4325 most cores CB-Score: 21284 Mar 9, 2023 · Then, set all cores' Curve Optimizer Sign to Negative and all Curve Optimizer Magnitude to 30. 65ish Ghz to about 4. 5. After setting the negative value of the curve optimizer for all cores but C04 (core 03), C05 (core 04), C10 (core 09) and C12 (core 11) the result was: C04, C05, C10 and C12 showed less boost than before, means the relation between Ryzen Master cores and my Bios Curve Optimizer cores are not as anticipated. 1. May 3, 2021 · ASUS ROG STRIX B550-F GAMING (WIFI) RYZEN 9 5900X COOLER MASTER MASTERAIR MA610P RGB 2X16 3000 MHZ CORSAIR VENGEANCE RGB PRO MSI GTX 1080TI 11GB GAMING X SSD KINGSTON UV400/V300/Samsung 860 EVO | WD BLACK 5TB | WD BLUE 1TB AEROCOOL KCAS 700WFULL RANGE CORSAIR GAMER 4000D AIRFLOW BLACK I Curve Optimizer is a great way to squeeze a little extra performance out of your 5000 series CPU, but it does take some patience to master!AMD recently relea I recently started looking into PBO2 and Curve Optimizer for the 5900X I got recently. g. 0) : Amd (reddit. If your PC crashes during the next reboot, enter its UEFI again, move to the Curve Optimizer submenu, and reduce all Curve Optimizer Magnitude values by two (from 30 to 28 ). It took me some time and alot of stress tests to figure out a stable setting: Curve optimizer magnitude (-20, -10, -25, -25, -25, -20, -20, -10) Apr 27, 2024 · Tips: If you hit the minimum value (typically -30) that you can set in Curve Optimizer, but you still want to dig deeper, then you can change VDDCR CPU Voltage from Auto to Offset, and set negative values for your CPU. Curve Optimizer underwent a few changes from F12 to here and it's I finally have a rock stable OC on my 5900x! Really great temps and decent scores but had an outstanding question: is it better to use the offset CPU voltage or better to leave that auto and focus only on curve Optimizer offsets? Sounds like you want to set the PPT to 140w. I've been toying with my new 5900x chip, and have been reading up on the new PBO2 and curve optimizer tool. My power limits are stock. Jun 12, 2021 · In my tests on a 5900X the default EDC of 140 A (maybe +-5) results in the best performance. 2 NVMe SSD · Game Drive: 2TB Crucial MX500 SATA SSD · PSU: Corsair White RM850x 850W 80+ Gold · Case: Corsair 4000D Airflow · Monitor: MSI Optix Nov 23, 2020 · AMD’s new Curve Optimization tool, to come with AGESA 1180 on 400-series and 500-series motherboard BIOS updates, is designed for this single-user voltage tracking scenario. 2. 2 Samsung 970 Evo+ 1TB SSD Graphics: SAPPHIRE Nitro+ Radeon RX 5700 XT PSU: be quiet straight power 11 750w Platinum OS: Win 10 Pro (64bit) - al 1. But I run it at +200 anyways. Hey Y'all, I recently upgraded from a 2700x to a 5900x and want to overclock/undervolt it. This is probably the most annoying one. Electrical Design Current (EDC): 140A 5950x, 5900x and 5800x and 90A for 5600x. For now we'll just do a simple all-core undervolt, so the Curve Optimizer setting should be set to "All Cores", and set the Optimizer Sign to "Negative". Change the All Core Curve Optimizer Sign to Negative and finally change the All Core Curve Optimizer Magnitude with a level from 0 to 30. My 5900x can hit 5. 9 Reply reply Nervous_King_8448 Jan 16, 2021 · Package Power Tracking (PPT): 142W 5950x, 5900x and 5800x and 88W for 5600x. The boost algorithm is temperature seeking so it will always Ryzen 9 5900x curve optimizer undervolting. DannyzReviews. Undervolting is the process by which you reduce the amount of voltage being provided to the core, and that reduces the heat output and the power draw of the CPU. 15 GHz with this setting on a single core. When I built this I had an issue with CPU temps due to the cpu getting 1. Good luck! 5800x/5900x/5950x are capped at a hard 90c, 5600x is 95c. Just scored 23,567mc -10 all core CO on the Ryzen 9 5900x never went past 69c during the 30-minute throttle test in Cinebench r23 no undervolting no extra mhz found my PBO2 limits scaler on auto posted it on Reddit Nervous King no undervolting scaler left on auto no extra mhz. This guide can be used My question is about stability, in the video he puts a value of 30 on all core curve optimizer which seems pretty high. 0 when that comes out since it'll probably end up being better than the curve optimizer. 0 and yet has the curve optimizer available. I initially do an all core -30 and was planning to optimise from there if I ran into crashing on any work load and after a month of running the chip at an -30 all core I have not crashed once. Dec 31, 2023 · 1. Navigating to the Curve Optimizer in BIOS. Next, to configure the undervolt you will need to go into the bios, Advanced, AMD Overclocking then set PBO Limits to manual and configure the following settings PPT - My current is set to 120 TDC - My current is set to 75 EDC - My current is set to 130 Finally, you need to change the curve optimizer so you can feed less power to the cores. Cooler running means it boosts higher and longer under Using hwinfo64 you can find out which are the best and worst cores for each ccd then using the curve optimizer I set the 4 fastest cores to negative 15 the the the second 4 best cores to negative 25 and the 4 slowest cores to negative 30 pbo limits were set to 200,200,150 and auto oc to +50mhz (you can try raising this more if stable) temps during heavy all core tests peak at about 75 degrees IMO there's no 'easy' way to OC/undervolt your 5900X. Arctic Liquid Freezer ii 420mm on the way, will start maybe pushing things some more once installed Settings ( I think matter ): pbo manual: 138 - 95 - 120 curve optimzer: per core, every core set at -30 So I wanted to take a shot at it and started to play with the Precision Boost Overdrive Curve in my Bios. essentially more efficient, which youd possibly see more frames in gaming but alot of it depends on your cooling as well. Mar 6, 2021 · This way you can test the stability of your Curve Optimizer setting for each core individually, much more thoroughly than e. At load, the system is pumping extra voltage into the CPU to maintain boost Jan 30, 2021 · We're testing on a Ryzen 7 5800X purchased at retail with an ASUS TUF Gaming X570 Plus Wi-Fi, 32 GB of Corsair DDR4-3600 CL16 memory, and a GeForce RTX 3070 Founder's Edition. 100% stable for everything, except core cycler. Bios is AGESA 1. All core curve optimizer is a complete trap. It's a curve. Jan 17, 2024 · In Ryzen Master, do this by selecting Curve Optimizer in the profiles section on the left, then setting Control Mode to Default. All other bios settings at stock. Finally I set the curve optimizer to -10 all core, and behold, I get around 620 SC annd 8700 MC. OP's situation is different since Curve Optimizer is tweaking the actual V/f curve used to govern the processor's boosting algorithm, which can be on a per-core basis. Basically what ends up happening is that you shift the frequency curve along the voltage curve and this results in the CPU doing higher clocks at the same voltage. PBO 2. 0 D included. Ryzen Master per-core curve optimizer recommended -30 for all cores. Tried all other PBO limits with disabled and an undervolt (curve optimizer -15 value) showing positive results at first. Start Ryzen Master on your computer. Jan 14, 2021 · As title says, did I just get really unlucky with silicone lottery? PBO limits disabled and All cores curve optimizer set to Negative (X570 Tomahawk WiFi, latest BIOS). It’s all about find the right combo for what you want Mar 6, 2021 · All Cores will allow you to undervolt each core at the same negative offset. But be aware temps will always be hotter than you may be used to, it's normal and expected and Some CPU's are god-tier and can happily undervolt to the limits of Curve Optimiser, others can't budge a single point or even need more added. This helps you undervolt your CPU, which cuts down on power use and heat, but without losing performance. I could stabilize my 5900x system with all-cores Curve +8, but I tried to find a way to minimise the overvoltage and the overall harm to the performance. 0 enhances AMD Ryzen 5000 / 7000 desktop series of processors with all-core / per-core undervolting feature called Curve Optimize After i decided to move on, i tried to undervolt my cores with the PBO Curve Optimizer. 0 + Auto OC + Curve Optimizer - 11,658 all core, 656 single core (11,740/661 was attained but had stability issues, see "Curve Optimizer" below) Jan 8, 2021 · Even so, I have been researching for a while and I see that many Ryzen owners recommend doing undervolt since it improves performance, consumes less voltage and therefore lower temperatures Even so I can't find any guide to undervolt with PBO2 curve optimizer, so I don't know how and im a little scared to break my cpu or something XD I've been setting up my 5900X in Curve Optimizer for a while, testing the set offset in Core Cycler (with a script from overclock. I'm prioritising lower noise levels over performance gains to be clear. Each unit represent around 5 millivolts. So I've undervolted with PBO in the bios, setting all cores negative curve with a value of 25 in the Curve Optimizer Magnitude field; Now I'm on 84C running a MC Cinebench R23, with a score of 15798 and clocks between 4849-4851 Mhz; On a single-core run I've scored 1603 Pts at 49-51C; Now I'm curious about 2 things: I'll start with my sustainable scores: Cinebench R20 PBO 1. 275 V—virtually no gain in ST performance), I decided to try using Auto OC and the curve optimizer after seeing other people doing it. Thermal Design Current (TDC): 95A 5950x, 5900x and 5800x and 60A for 5600x. 0 w/ Curve Optimizer: Undervolting is a way of overclocking CPUs and GPUs that have an internal table that maps voltage to operating frequency. 15 to 4. PPT is 900W, TDC is 480A and EDC is 600A. 92 MHz - CPU-Z VALIDATOR AMD Ryzen 9 5900X @ 4523. Would recommend looking at AMDs overview of the curve optimizer plus Gamers Nexus explanation of what PBO is. I find the best results are when you actually dial in the settings for your CPU, Mobo, Cooling, etc using Curve Optimizer & other tools/settings in the BIOS. Note that Curve Optimizer is available only for Ryzen 5000 series processors or newer. Robert Hallock twitter: 1) Ryzen 5000 Series doesn't need a power plan. I've lately been adjusting power limits to see how they affect my score in R23. Dec 31, 2021 · Yep, I've found for my 5900X that the max efficiency window is around the level of the OEM-only 5900. true. Testing needs to include standard stuff like Cinebench and you need to check each core individually using CoreCycler. Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC… when I started my 5900x curve optimizer I started at 25 all core neg eventually reaching 21- neg everything else was unstable also if your CPU can stay in the 20s for curve optimizer IMO there's no point in running dynamic switcher as curve optimizer will push all core heavy intensive workloads to 4. We would like to show you a description here but the site won’t allow us. I’ve personally started by doing this. But, wanted to play around with the Curve Optimiser and PBO so i didn't have a static voltage 100% of the time, and to get peaky boosts to 5Ghz~ when After trying to manually overclock my 5600X and being disappointed (I ended up with 4. I've finally had my hands on a Ryzen 5000 series CPU, being borrowed a Ryzen 9 5900X from AMD. Feb 19, 2023 · Many people have been able to run even larger negative offsets on Zen 2 series processors since their release, although usually with reduced performance being a result. 80) lists 1. I tried undervolting, overvolting, Disabling "Global C State Control", Curve optimizer with positive and negative offsets, power limits and probably other stuff I can't remember. Jan 22, 2022 · The right way to undervolt with a 5900X is using curve optimizer, not by just lowering core voltage. My values are the following: PPT 185 TDC 125 EDC 170 Max Boost +200 MHz (max I could input) Thermal Throttle Limit 255 Curve Optimizer -20 all cores Scalar ×10 May 21, 2021 · CPU: AMD Ryzen 9 5900X · Cooler: Artic Liquid Freezer II 280 · Motherboard: MSI MEG X570 Unify · RAM: G. Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Ryzen 9 5900X OC 4. Not even using negative offset. No clue why AMD would introduce this feature honestly; your best cores will barely be able to go above -10 or even -5. Move to UEFI's last menu, Exit , and choose Save Changes & Reset . In this way, you can decrease the CPU voltage (globally) even more when combined with the Curve Optimizer downvoltaging. It plays with tweaks to the voltage/frequency boost curve, and the undervolting helps it run cooler. I read the guide from katalysis (Guide: Zen 3 Overclocking using Curve Optimizer (PBO 2. skill Ripjaws V 2x16GB 3600MHz CL16 (2Rx8) · Graphics Card: ASUS GeForce RTX 3060 Ti TUF Gaming · Boot Drive: 500GB WD Black SN750 M. xbb aspvi kwnpi tthjico aoyy uhm pjgfs bzgw firr egybg